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About Rounded Head Screws
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Mil. Spec. Stainless Steel Pan Head Phillips Screws
Passivated
Choose these pan head screws for their adherence to strict military standards for material and construction. Made from 18-8 stainless steel, they are chemical resistant and may be mildly magnetic. Length is measured from under the head.
Passivated screws meet Fed. Spec. QQ-P-35 for added protection against oxidation and corrosion.
For technical drawings and 3-D models, click on a part number.
| Lg. | Threading | Head Dia. | Head Ht. | Drive Size | Tensile Strength, psi  | Specifications Met | Pkg. Qty. | Pkg. | |
6-40 | |||||||||
|---|---|---|---|---|---|---|---|---|---|
| 5/16" | Fully Threaded | 0.270" | 0.097" | No. 2 | 80,000 | Fed. Spec. FF-S-92, Fed. Spec. QQ-P-35, MS51958-27, NASM51958 | 25 | 000000000 | 000000 |